However, the Italy-based The Virtual Telescope Project will give one last live peek at the exocomet as it cruises toward the ...

NASA's plans for Mars sample return are effectively cancelled as part of a bill approved by the U.S. Congress, ending efforts ...

For over two decades, millions volunteered their computers to help UC Berkeley scientists in their search for ...

The third known visitor from interstellar space, comet 3I/ATLAS, is putting on a show that plays out in high‑energy light ...

The CIA's Glomar response to a records request about the interstellar object 3I/ATLAS has sparked speculation and debate over ...

New polarimetry data on interstellar comet 3I/ATLAS reveals bizarre refractory dust, proving this alien visitor formed in a ...

Comet 3I/ATLAS, only the third interstellar object ever observed, is making its final pass through our skies, offering a rare ...

Tune in on Jan. 16 to bid farewell to interstellar comet 3I/ATLAS, courtesy of a livestream from the Virtual Telescope ...

“new data indicates that the periodic wobble of the jet around the rotation axis did not change during perihelion” ...

Interstellar comet 3I/ATLAS is now barreling away from the sun, never to return to the solar system. There's one more chance ...

Harvard's Avi Loeb says a rare sun alignment on 22 January could prove interstellar visitor 3I/ATLAS is an alien spaceship.

NASA Administrator Jared Isaacman shares his optimism for the upcoming Artemis mission and the future of American space ...